Steam pressure gauge made by David Auld & Sons Ltd. Needle works with compressed air up to 25 psi. Housing is in brass. Width is 4 inches across face and 5 inches across rear mounting plate. Depth is 1 3/4 inch.
Wanderer W 23 glasses convertible in original condition Built in 1939 for sale. I would also trade for a WH vehicle, specifically a BMW R75 or KS 750...